public void WhenBrokerIsRemovedZkBrokerPartitionInfoUpdatesBrokersList()
{
var prodConfig = this.ZooKeeperBasedSyncProdConfig;
IDictionary <int, Broker> brokers;
string brokerPath = ZooKeeperClient.DefaultBrokerIdsPath + "/" + 2345;
using (IZooKeeperClient client = new ZooKeeperClient(
prodConfig.ZooKeeper.ZkConnect,
prodConfig.ZooKeeper.ZkSessionTimeoutMs,
ZooKeeperStringSerializer.Serializer))
{
using (var brokerPartitionInfo = new ZKBrokerPartitionInfo(client))
{
WaitUntillIdle(client, 500);
brokers = brokerPartitionInfo.GetAllBrokerInfo();
client.CreatePersistent(brokerPath, true);
client.WriteData(brokerPath, "172.16.66.2-1310449279123:172.16.66.2:9092");
WaitUntillIdle(client, 500);
Assert.NotNull(brokers);
Assert.Greater(brokers.Count, 0);
Assert.IsTrue(brokers.ContainsKey(2345));
client.DeleteRecursive(brokerPath);
WaitUntillIdle(client, 500);
}
}
Assert.NotNull(brokers);
Assert.Greater(brokers.Count, 0);
Assert.IsFalse(brokers.ContainsKey(2345));
}
public void WhenNewBrokerIsAddedZkBrokerPartitionInfoUpdatesBrokersList()
{
var prodConfig = this.ZooKeeperBasedSyncProdConfig;
IDictionary <int, Broker> brokers;
string brokerPath = ZooKeeperClient.DefaultBrokerIdsPath + "/" + 2345;
using (IZooKeeperClient client = new ZooKeeperClient(
prodConfig.ZooKeeper.ZkConnect,
prodConfig.ZooKeeper.ZkSessionTimeoutMs,
ZooKeeperStringSerializer.Serializer))
{
using (var brokerPartitionInfo = new ZKBrokerPartitionInfo(client))
{
brokers = brokerPartitionInfo.GetAllBrokerInfo();
client.CreatePersistent(brokerPath, true);
client.WriteData(brokerPath, "192.168.1.39-1310449279123:192.168.1.39:9102");
WaitUntillIdle(client, 500);
client.UnsubscribeAll();
WaitUntillIdle(client, 500);
client.DeleteRecursive(brokerPath);
}
}
Assert.NotNull(brokers);
Assert.Greater(brokers.Count, 0);
Assert.IsTrue(brokers.ContainsKey(2345));
Assert.AreEqual("192.168.1.39", brokers[2345].Host);
Assert.AreEqual(9102, brokers[2345].Port);
Assert.AreEqual(2345, brokers[2345].Id);
}
public void WhenNewBrokerInTopicIsAddedBrokerTopicsListenerUpdatesMappings()
{
var prodConfig = this.ZooKeeperBasedSyncProdConfig;
IDictionary <string, SortedSet <Partition> > mappings;
IDictionary <int, Broker> brokers;
string brokerPath = ZooKeeperClient.DefaultBrokerIdsPath + "/" + 2345;
string topicPath = ZooKeeperClient.DefaultBrokerTopicsPath + "/" + CurrentTestTopic;
string topicBrokerPath = topicPath + "/" + 2345;
using (IZooKeeperClient client = new ZooKeeperClient(
prodConfig.ZooKeeper.ZkConnect,
prodConfig.ZooKeeper.ZkSessionTimeoutMs,
ZooKeeperStringSerializer.Serializer))
{
using (var brokerPartitionInfo = new ZKBrokerPartitionInfo(client))
{
brokers = brokerPartitionInfo.GetAllBrokerInfo();
mappings =
ReflectionHelper.GetInstanceField <IDictionary <string, SortedSet <Partition> > >(
"topicBrokerPartitions", brokerPartitionInfo);
}
}
Assert.NotNull(brokers);
Assert.Greater(brokers.Count, 0);
Assert.NotNull(mappings);
Assert.Greater(mappings.Count, 0);
using (IZooKeeperClient client = new ZooKeeperClient(
prodConfig.ZooKeeper.ZkConnect,
prodConfig.ZooKeeper.ZkSessionTimeoutMs,
ZooKeeperStringSerializer.Serializer))
{
client.Connect();
WaitUntillIdle(client, 500);
var brokerTopicsListener = new BrokerTopicsListener(client, mappings, brokers, null);
client.Subscribe(ZooKeeperClient.DefaultBrokerIdsPath, brokerTopicsListener);
client.Subscribe(ZooKeeperClient.DefaultBrokerTopicsPath, brokerTopicsListener);
client.CreatePersistent(brokerPath, true);
client.WriteData(brokerPath, "172.16.66.2-1310449279123:172.16.66.2:9092");
client.CreatePersistent(topicPath, true);
WaitUntillIdle(client, 500);
Assert.IsTrue(brokers.ContainsKey(2345));
Assert.IsTrue(mappings.ContainsKey(CurrentTestTopic));
client.CreatePersistent(topicBrokerPath, true);
client.WriteData(topicBrokerPath, 5);
WaitUntillIdle(client, 500);
client.UnsubscribeAll();
WaitUntillIdle(client, 500);
client.DeleteRecursive(brokerPath);
client.DeleteRecursive(topicPath);
}
Assert.IsTrue(brokers.ContainsKey(2345));
Assert.IsTrue(mappings.Keys.Contains(CurrentTestTopic));
Assert.AreEqual(5, mappings[CurrentTestTopic].Count);
}
public void WhenSessionIsExpiredListenerRecreatesEphemeralNodes()
{
var prodConfig = this.ZooKeeperBasedSyncProdConfig;
IDictionary <string, SortedSet <Partition> > mappings;
IDictionary <int, Broker> brokers;
IDictionary <string, SortedSet <Partition> > mappings2;
IDictionary <int, Broker> brokers2;
using (
IZooKeeperClient client = new ZooKeeperClient(
prodConfig.ZooKeeper.ZkConnect,
prodConfig.ZooKeeper.ZkSessionTimeoutMs,
ZooKeeperStringSerializer.Serializer))
{
using (var brokerPartitionInfo = new ZKBrokerPartitionInfo(client))
{
brokers = brokerPartitionInfo.GetAllBrokerInfo();
mappings =
ReflectionHelper.GetInstanceField <IDictionary <string, SortedSet <Partition> > >(
"topicBrokerPartitions", brokerPartitionInfo);
Assert.NotNull(brokers);
Assert.Greater(brokers.Count, 0);
Assert.NotNull(mappings);
Assert.Greater(mappings.Count, 0);
client.Process(new WatchedEvent(KeeperState.Expired, EventType.None, null));
WaitUntillIdle(client, 3000);
brokers2 = brokerPartitionInfo.GetAllBrokerInfo();
mappings2 =
ReflectionHelper.GetInstanceField <IDictionary <string, SortedSet <Partition> > >(
"topicBrokerPartitions", brokerPartitionInfo);
}
}
Assert.NotNull(brokers2);
Assert.Greater(brokers2.Count, 0);
Assert.NotNull(mappings2);
Assert.Greater(mappings2.Count, 0);
Assert.AreEqual(brokers.Count, brokers2.Count);
Assert.AreEqual(mappings.Count, mappings2.Count);
}
public void ZkBrokerPartitionInfoGetsAllBrokerInfo()
{
var prodConfig = this.ZooKeeperBasedSyncProdConfig;
var prodConfigNotZk = this.ConfigBasedSyncProdConfig;
IDictionary <int, Broker> allBrokerInfo;
using (var brokerPartitionInfo = new ZKBrokerPartitionInfo(prodConfig, null))
{
allBrokerInfo = brokerPartitionInfo.GetAllBrokerInfo();
}
Assert.AreEqual(prodConfigNotZk.Brokers.Count, allBrokerInfo.Count);
allBrokerInfo.Values.All(x => prodConfigNotZk.Brokers.Any(
y => x.Id == y.BrokerId &&
x.Host == y.Host &&
x.Port == y.Port));
}
public void WhenBrokerIsRemovedBrokerTopicsListenerUpdatesBrokersList()
{
var prodConfig = this.ZooKeeperBasedSyncProdConfig;
IDictionary <string, SortedSet <Partition> > mappings;
IDictionary <int, Broker> brokers;
string brokerPath = ZooKeeperClient.DefaultBrokerIdsPath + "/" + 2345;
using (IZooKeeperClient client = new ZooKeeperClient(
prodConfig.ZooKeeper.ZkConnect,
prodConfig.ZooKeeper.ZkSessionTimeoutMs,
ZooKeeperStringSerializer.Serializer))
{
using (var brokerPartitionInfo = new ZKBrokerPartitionInfo(client))
{
brokers = brokerPartitionInfo.GetAllBrokerInfo();
mappings =
ReflectionHelper.GetInstanceField <IDictionary <string, SortedSet <Partition> > >(
"topicBrokerPartitions", brokerPartitionInfo);
}
}
Assert.NotNull(brokers);
Assert.Greater(brokers.Count, 0);
Assert.NotNull(mappings);
Assert.Greater(mappings.Count, 0);
using (IZooKeeperClient client = new ZooKeeperClient(
prodConfig.ZooKeeper.ZkConnect,
prodConfig.ZooKeeper.ZkSessionTimeoutMs,
ZooKeeperStringSerializer.Serializer))
{
client.Connect();
WaitUntillIdle(client, 500);
var brokerTopicsListener = new BrokerTopicsListener(client, mappings, brokers, null);
client.Subscribe(ZooKeeperClient.DefaultBrokerIdsPath, brokerTopicsListener);
client.CreatePersistent(brokerPath, true);
client.WriteData(brokerPath, "192.168.1.39-1310449279123:192.168.1.39:9102");
WaitUntillIdle(client, 500);
Assert.IsTrue(brokers.ContainsKey(2345));
client.DeleteRecursive(brokerPath);
WaitUntillIdle(client, 500);
Assert.IsFalse(brokers.ContainsKey(2345));
}
}